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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/fs/dlm/netlink.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/fs/dlm/netlink.c')
-rw-r--r-- | ANDROID_3.4.5/fs/dlm/netlink.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/ANDROID_3.4.5/fs/dlm/netlink.c b/ANDROID_3.4.5/fs/dlm/netlink.c deleted file mode 100644 index ef17e016..00000000 --- a/ANDROID_3.4.5/fs/dlm/netlink.c +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Copyright (C) 2007 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, - * modify, copy, or redistribute it subject to the terms and conditions - * of the GNU General Public License v.2. - */ - -#include <net/genetlink.h> -#include <linux/dlm.h> -#include <linux/dlm_netlink.h> -#include <linux/gfp.h> - -#include "dlm_internal.h" - -static uint32_t dlm_nl_seqnum; -static uint32_t listener_nlpid; - -static struct genl_family family = { - .id = GENL_ID_GENERATE, - .name = DLM_GENL_NAME, - .version = DLM_GENL_VERSION, -}; - -static int prepare_data(u8 cmd, struct sk_buff **skbp, size_t size) -{ - struct sk_buff *skb; - void *data; - - skb = genlmsg_new(size, GFP_NOFS); - if (!skb) - return -ENOMEM; - - /* add the message headers */ - data = genlmsg_put(skb, 0, dlm_nl_seqnum++, &family, 0, cmd); - if (!data) { - nlmsg_free(skb); - return -EINVAL; - } - - *skbp = skb; - return 0; -} - -static struct dlm_lock_data *mk_data(struct sk_buff *skb) -{ - struct nlattr *ret; - - ret = nla_reserve(skb, DLM_TYPE_LOCK, sizeof(struct dlm_lock_data)); - if (!ret) - return NULL; - return nla_data(ret); -} - -static int send_data(struct sk_buff *skb) -{ - struct genlmsghdr *genlhdr = nlmsg_data((struct nlmsghdr *)skb->data); - void *data = genlmsg_data(genlhdr); - int rv; - - rv = genlmsg_end(skb, data); - if (rv < 0) { - nlmsg_free(skb); - return rv; - } - - return genlmsg_unicast(&init_net, skb, listener_nlpid); -} - -static int user_cmd(struct sk_buff *skb, struct genl_info *info) -{ - listener_nlpid = info->snd_pid; - printk("user_cmd nlpid %u\n", listener_nlpid); - return 0; -} - -static struct genl_ops dlm_nl_ops = { - .cmd = DLM_CMD_HELLO, - .doit = user_cmd, -}; - -int __init dlm_netlink_init(void) -{ - return genl_register_family_with_ops(&family, &dlm_nl_ops, 1); -} - -void dlm_netlink_exit(void) -{ - genl_unregister_family(&family); -} - -static void fill_data(struct dlm_lock_data *data, struct dlm_lkb *lkb) -{ - struct dlm_rsb *r = lkb->lkb_resource; - - memset(data, 0, sizeof(struct dlm_lock_data)); - - data->version = DLM_LOCK_DATA_VERSION; - data->nodeid = lkb->lkb_nodeid; - data->ownpid = lkb->lkb_ownpid; - data->id = lkb->lkb_id; - data->remid = lkb->lkb_remid; - data->status = lkb->lkb_status; - data->grmode = lkb->lkb_grmode; - data->rqmode = lkb->lkb_rqmode; - if (lkb->lkb_ua) - data->xid = lkb->lkb_ua->xid; - if (r) { - data->lockspace_id = r->res_ls->ls_global_id; - data->resource_namelen = r->res_length; - memcpy(data->resource_name, r->res_name, r->res_length); - } -} - -void dlm_timeout_warn(struct dlm_lkb *lkb) -{ - struct sk_buff *uninitialized_var(send_skb); - struct dlm_lock_data *data; - size_t size; - int rv; - - size = nla_total_size(sizeof(struct dlm_lock_data)) + - nla_total_size(0); /* why this? */ - - rv = prepare_data(DLM_CMD_TIMEOUT, &send_skb, size); - if (rv < 0) - return; - - data = mk_data(send_skb); - if (!data) { - nlmsg_free(send_skb); - return; - } - - fill_data(data, lkb); - - send_data(send_skb); -} - |